1/* SPDX-License-Identifier: GPL-2.0-only */
2/* arch/arm/mach-realview/include/mach/debug-macro.S
3 *
4 * Debugging macro include header
5 *
6 *  Copyright (C) 1994-1999 Russell King
7 *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
8 */
9
10#define DEBUG_LL_PHYS_BASE		0x10000000
11#define DEBUG_LL_UART_OFFSET		0x00009000
12
13#define DEBUG_LL_PHYS_BASE_RS1		0x1c000000
14#define DEBUG_LL_UART_OFFSET_RS1	0x00090000
15
16#define DEBUG_LL_UART_PHYS_CRX		0xb0090000
17
18#define DEBUG_LL_VIRT_BASE		0xf8000000
19
20#if defined(CONFIG_DEBUG_VEXPRESS_UART0_DETECT)
21
22		.macro	addruart,rp,rv,tmp
23		.arch   armv7-a
24
25		@ Make an educated guess regarding the memory map:
26		@ - the original A9 core tile (based on ARM Cortex-A9 r0p1)
27		@   should use UART at 0x10009000
28		@ - all other (RS1 complaint) tiles use UART mapped
29		@   at 0x1c090000
30		mrc	p15, 0, \rp, c0, c0, 0
31		movw	\rv, #0xc091
32		movt	\rv, #0x410f
33		cmp	\rp, \rv
34
35		@ Original memory map
36		moveq	\rp, #DEBUG_LL_UART_OFFSET
37		orreq	\rv, \rp, #DEBUG_LL_VIRT_BASE
38		orreq	\rp, \rp, #DEBUG_LL_PHYS_BASE
39
40		@ RS1 memory map
41		movne	\rp, #DEBUG_LL_UART_OFFSET_RS1
42		orrne	\rv, \rp, #DEBUG_LL_VIRT_BASE
43		orrne	\rp, \rp, #DEBUG_LL_PHYS_BASE_RS1
44
45		.endm
46
47#include <debug/pl01x.S>
48#endif
49